Mount the magnet half of the contact set on the moving side of the door or
window and the wired switch on the stationary. You want the magnet to be
no more than 1/2 inch or less from the switch. All these contacts are closed
when the magnet is near the switch. The only set of contacts on this page
that is both open or closed on this page is the
AMS38 also see
RECESSED MAGNETIC SWITCHAdemco Burglar
Alarm
EquipmentAdemco
Burglar Alarm Equipment